Couriers may deliberately carry less than the reportable amount, but the reporting obligation is still important in that it provides law enforcement and border authorities with the impetus and legal basis to look for them.

The plan s main point is to establish an Ad Hoc Working Group to reach a detailed global agreement by 2009 that will set measurable, reportable, and verifiable commitments to reduce greenhouse gas emissions. Such commitments are to be taken in the context of sustainable development, meaning that economic and social development and poverty reduction are global priorities.